Home / 18,480,357.12-27,718,417.94-4,834,820.30

Finding the Fourth Proportional to 18,480,357.12, 27,718,417.94 and 4,834,820.30

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Solution

The fourth proportional to 18,480,357.12, 27,718,417.94 and 4,834,820.30 is: 7,251,676.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,480,357.12 : 27,718,417.94 = 4,834,820.30 : x
  2. Step 2: Convert to fraction form
    18,480,357.12/27,718,417.94 = 4,834,820.30/x
  3. Step 3: Cross multiply
    18,480,357.12x = 27,718,417.94 × 4,834,820.30
  4. Step 4: Simplify right side
    18,480,357.12x = 134,013,569,740,196.19
  5. Step 5: Solve for x
    x = 134,013,569,740,196.19/18,480,357.12
  6. Step 6: Final answer
    x = 7,251,676.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.